FKIE_CVE-2008-4166

Vulnerability from fkie_nvd - Published: 2008-09-22 18:34 - Updated: 2026-06-16 22:57
Severity
Summary
Integer overflow in the JavaScript engine in Avant Browser 11.7 Build 9 and earlier allows remote attackers to cause a denial of service (application crash) by attempting to URL encode a string containing many instances of an invalid character.
References
cve@mitre.orghttp://securityreason.com/securityalert/4284
cve@mitre.orghttp://www.securityfocus.com/archive/1/496301/100/0/threaded
cve@mitre.orghttp://www.securityfocus.com/bid/31155Exploit
cve@mitre.orghttps://exchange.xforce.ibmcloud.com/vulnerabilities/45121
af854a3a-2127-422b-91ae-364da2661108http://securityreason.com/securityalert/4284
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/496301/100/0/threaded
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/31155Exploit
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/45121
Impacted products
Vendor Product Version
avantbrowser avant_browser *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:avantbrowser:avant_browser:*:build_9:*:*:*:*:*:*",
              "matchCriteriaId": "D3C78730-3F18-4AE0-AFBE-A12F683CB754",
              "versionEndIncluding": "11.7",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Integer overflow in the JavaScript engine in Avant Browser 11.7 Build 9 and earlier allows remote attackers to cause a denial of service (application crash) by attempting to URL encode a string containing many instances of an invalid character."
    },
    {
      "lang": "es",
      "value": "Desbordamiento de entero en el motor JavaScript en Avant Browser 11.7 Build 9 y anteriores, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (Ca\u00edda de aplicaci\u00f3n) intentando codificar una cadena que contiene m\u00faltiples instancias de un car\u00e1cter no v\u00e1lido."
    }
  ],
  "id": "CVE-2008-4166",
  "lastModified": "2026-06-16T22:57:18.057",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ]
  },
  "published": "2008-09-22T18:34:16.670",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://securityreason.com/securityalert/4284"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.securityfocus.com/archive/1/496301/100/0/threaded"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit"
      ],
      "url": "http://www.securityfocus.com/bid/31155"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/45121"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://securityreason.com/securityalert/4284"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/archive/1/496301/100/0/threaded"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit"
      ],
      "url": "http://www.securityfocus.com/bid/31155"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/45121"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-189"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Sightings

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.